Vigor of the Hyper Endowed
From Dawn of Corruption Wiki
An upgrade of Vigor of the Endowed that gives health as well as stamina.
It also has increased cock and balls growth per rank compared to its predecessor.
In-Game Description
You gain Stamina and Health for each 4 inches in cock length (up to 45).
Your cock grows 5 inches and your balls grow 2 inches upon acquiring this Ability.